<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
      .c1{
        border: red solid 1px;
        color: red !important;
      }
      .c2{
        color: blueviolet;
      }
    </style>
</head>
<body>


    <div class="c1 c2">中国移动</div>
</body>
</html>